{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:CCQ4JNBW2N7CJLVCUEE4VHBJUK","short_pith_number":"pith:CCQ4JNBW","canonical_record":{"source":{"id":"1202.6233","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-28T14:16:59Z","cross_cats_sorted":[],"title_canon_sha256":"b17335368fbc94f1c21cd43aaf1f2c83c33d8c9752b8c533357588cb15714890","abstract_canon_sha256":"bfe45e92ac026b4bc2dacba53405dcf3e194c4ae991ba20d6293f34b2b282fd3"},"schema_version":"1.0"},"canonical_sha256":"10a1c4b436d37e24aea2a109ca9c29a2a97282002bf7d75ea74db7a2c5325484","source":{"kind":"arxiv","id":"1202.6233","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.6233","created_at":"2026-05-18T03:04:06Z"},{"alias_kind":"arxiv_version","alias_value":"1202.6233v2","created_at":"2026-05-18T03:04:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.6233","created_at":"2026-05-18T03:04:06Z"},{"alias_kind":"pith_short_12","alias_value":"CCQ4JNBW2N7C","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CCQ4JNBW2N7CJLVC","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CCQ4JNBW","created_at":"2026-05-18T12:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:CCQ4JNBW2N7CJLVCUEE4VHBJUK","target":"record","payload":{"canonical_record":{"source":{"id":"1202.6233","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-28T14:16:59Z","cross_cats_sorted":[],"title_canon_sha256":"b17335368fbc94f1c21cd43aaf1f2c83c33d8c9752b8c533357588cb15714890","abstract_canon_sha256":"bfe45e92ac026b4bc2dacba53405dcf3e194c4ae991ba20d6293f34b2b282fd3"},"schema_version":"1.0"},"canonical_sha256":"10a1c4b436d37e24aea2a109ca9c29a2a97282002bf7d75ea74db7a2c5325484","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:04:06.898274Z","signature_b64":"jtgYkVZvNwcNyQq250azuBhFyMYcVKc4UuTdKOwmgTmC2KmaBlpAty5kLzd4WMMzUTrrlB8rzS+iIhF7lVpLBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10a1c4b436d37e24aea2a109ca9c29a2a97282002bf7d75ea74db7a2c5325484","last_reissued_at":"2026-05-18T03:04:06.897765Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:04:06.897765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.6233","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:04:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zpb/Gtf3lIwt7AzZlDQf+yiiZSCF1WkqbgMm/JS6NN3vmEV76sa8KcJaKQjP9XpOuT7zf7D0ohfwBnlI4/xSCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:54:49.219547Z"},"content_sha256":"47dceca23f1ddb80123d67732744f260b4eb2d932e58002e94e597dc5c1ca036","schema_version":"1.0","event_id":"sha256:47dceca23f1ddb80123d67732744f260b4eb2d932e58002e94e597dc5c1ca036"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:CCQ4JNBW2N7CJLVCUEE4VHBJUK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Origin of low-temperature magnetic ordering in Ga1-xMnxN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Bonanni, A. Grois, A. Navarro-Quezada, B. Faina, C. Simserides, J. A. Majewski, K. N. Trohidou, M. Sawicki, S. Dobkowska, S. Ga{\\l}\\c{e}ski, T. Devillers, T. Dietl","submitted_at":"2012-02-28T14:16:59Z","abstract_excerpt":"By employing highly sensitive millikelvin SQUID magnetometry, the magnitude of the Curie temperature as a function of the Mn concentration x is determined for thoroughly characterized Ga1-xMnxN. The interpretation of the results in the frame of tight binding theory and of Monte Carlo simulations, allows us to assign the spin interaction to ferromagnetic superexchange and to benchmark the accuracy of state-of-the-art ab initio methods in predicting the magnetic characteristics of dilute magnetic insulators."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.6233","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:04:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"chsmqTj6qK9OqMMjpHwoq9wXsy6LcU81V1CaNTPFP7vzz/D5NylFn/G0qSxWhHK5U2l/cq5fUBjrTpPpurZ5Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T11:54:49.220199Z"},"content_sha256":"33cec900891b02e2200f8c6da2166b681eb49d8a619cf346790a362785d5c8ad","schema_version":"1.0","event_id":"sha256:33cec900891b02e2200f8c6da2166b681eb49d8a619cf346790a362785d5c8ad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK/bundle.json","state_url":"https://pith.science/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-26T11:54:49Z","links":{"resolver":"https://pith.science/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK","bundle":"https://pith.science/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK/bundle.json","state":"https://pith.science/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CCQ4JNBW2N7CJLVCUEE4VHBJUK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:CCQ4JNBW2N7CJLVCUEE4VHBJUK","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"bfe45e92ac026b4bc2dacba53405dcf3e194c4ae991ba20d6293f34b2b282fd3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-28T14:16:59Z","title_canon_sha256":"b17335368fbc94f1c21cd43aaf1f2c83c33d8c9752b8c533357588cb15714890"},"schema_version":"1.0","source":{"id":"1202.6233","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.6233","created_at":"2026-05-18T03:04:06Z"},{"alias_kind":"arxiv_version","alias_value":"1202.6233v2","created_at":"2026-05-18T03:04:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.6233","created_at":"2026-05-18T03:04:06Z"},{"alias_kind":"pith_short_12","alias_value":"CCQ4JNBW2N7C","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CCQ4JNBW2N7CJLVC","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CCQ4JNBW","created_at":"2026-05-18T12:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:33cec900891b02e2200f8c6da2166b681eb49d8a619cf346790a362785d5c8ad","target":"graph","created_at":"2026-05-18T03:04:06Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"By employing highly sensitive millikelvin SQUID magnetometry, the magnitude of the Curie temperature as a function of the Mn concentration x is determined for thoroughly characterized Ga1-xMnxN. The interpretation of the results in the frame of tight binding theory and of Monte Carlo simulations, allows us to assign the spin interaction to ferromagnetic superexchange and to benchmark the accuracy of state-of-the-art ab initio methods in predicting the magnetic characteristics of dilute magnetic insulators.","authors_text":"A. Bonanni, A. Grois, A. Navarro-Quezada, B. Faina, C. Simserides, J. A. Majewski, K. N. Trohidou, M. Sawicki, S. Dobkowska, S. Ga{\\l}\\c{e}ski, T. Devillers, T. Dietl","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-28T14:16:59Z","title":"Origin of low-temperature magnetic ordering in Ga1-xMnxN"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.6233","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:47dceca23f1ddb80123d67732744f260b4eb2d932e58002e94e597dc5c1ca036","target":"record","created_at":"2026-05-18T03:04:06Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"bfe45e92ac026b4bc2dacba53405dcf3e194c4ae991ba20d6293f34b2b282fd3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-02-28T14:16:59Z","title_canon_sha256":"b17335368fbc94f1c21cd43aaf1f2c83c33d8c9752b8c533357588cb15714890"},"schema_version":"1.0","source":{"id":"1202.6233","kind":"arxiv","version":2}},"canonical_sha256":"10a1c4b436d37e24aea2a109ca9c29a2a97282002bf7d75ea74db7a2c5325484","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10a1c4b436d37e24aea2a109ca9c29a2a97282002bf7d75ea74db7a2c5325484","first_computed_at":"2026-05-18T03:04:06.897765Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:04:06.897765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jtgYkVZvNwcNyQq250azuBhFyMYcVKc4UuTdKOwmgTmC2KmaBlpAty5kLzd4WMMzUTrrlB8rzS+iIhF7lVpLBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:04:06.898274Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.6233","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:47dceca23f1ddb80123d67732744f260b4eb2d932e58002e94e597dc5c1ca036","sha256:33cec900891b02e2200f8c6da2166b681eb49d8a619cf346790a362785d5c8ad"],"state_sha256":"d14efb0e310c40d5fa1787e6fa4d8a8c4692924e8e884622ac25d1643bf5d1f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dYnErbuyfT2lR3hdZyd6A3sKS0dGjxIszJTpRJTUIv67E9SQOVORQ/gUtrr5OwsO21XAx4ENmFDN9qqefFR/BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T11:54:49.223688Z","bundle_sha256":"9c8a6020edff884eb133770f0c889ce36bc549d36621bf0c331c8a7c6608e5c5"}}